#include<iostream>

using namespace std;

int main()
{
	int ival = 0;
	ival += 5;	//一条没什么实际用处的语句
	cout << ival << endl;	//一条有用的表达式语句
	;		//空语句
	{}		//空块

	while(int i = 0)
		cout << i << endl;
		//i = 200; 局部变量


	bool status = false;
	string Source = "ABCEDFSDFSAAAA";
	string word = "AAA";
	while((status = Source.find(word))){
		cout << "Find it" << endl;
		break;
	}		
	return 0;
}
